Which ‘Bubble Guppies’ toys are best? The “Bubble Guppies” first swam into our hearts in 2011, when they became a staple of the Nick Jr. lineup. Since then, these CGI cuties have helped teach kids ...

Which ‘Bubble Guppies’ toys are best? The “Bubble Guppies” first swam into our hearts in 2011, when they became a staple of the Nick Jr. lineup. Since then, these CGI cuties have helped teach kids ...

Male guppies that glow with more orange aren’t just fashion-forward — they’re also significantly more sexually active. A UBC study reveals that brighter coloration is linked to virility and is ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. For guppies (Poecilia reticulata) getting ready to mate, the color ...

Duping a guppy is easier than duping a ring dove — at least when it comes to a classic optical illusion. In the Ebbinghaus illusion, two identical circles placed side by side are each framed by a set ...